GRE Practice Question and Answer

Q: Choose the pair which shows the same relation of the given pair from the following options ?  BRISTLE : BRUSH 2341 0

  • 1
    arm : leg
    Correct
    Wrong
  • 2
    key : piano
    Correct
    Wrong
  • 3
    recline : chair
    Correct
    Wrong
  • 4
    stage : curtain
    Correct
    Wrong
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Answer : 2. "key : piano"
Explanation :

Answer: B) key : piano Explanation: A bristle is a part of a brush; a key is a part of a piano.

Q: What is the next number of the following sequence ? 21, 77, 165, 285, ...... 2340 0

  • 1
    404
    Correct
    Wrong
  • 2
    415
    Correct
    Wrong
  • 3
    426
    Correct
    Wrong
  • 4
    437
    Correct
    Wrong
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Answer : 4. "437"
Explanation :

Answer: D) 437 Explanation: The series follow the rule,   21 = 77 = 92-4165 = 132-4285 = 172-4 5,9,13,17,21,(+4)...In the same way next no. will be 212-4 = 441 - 4 = 437

Q: Word length of a personal computer is 2334 0

  • 1
    32 bit
    Correct
    Wrong
  • 2
    16 bit
    Correct
    Wrong
  • 3
    8 bit
    Correct
    Wrong
  • 4
    4 bit
    Correct
    Wrong
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Answer : 3. "8 bit"
Explanation :

Answer: C) 8 bit Explanation: Word length refers to the number of bits processed by a computer's CPU in one go. These days, typically 32 bits or 64 bits are used. Data bus size, instruction size, address size are usually multiples of the word size.

Q: If a2+b2 = c2 , then 1logc+ab + 1logc-ab = ? 2334 1

  • 1
    1
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    4
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 2. "2"
Explanation :

Answer: B) 2 Explanation: Given a2 + b2 = c2   Now  1logc+ab  + 1logc-ab    = logbc+a + logbc-a   = logbc2-a2 = 2logbb = 2

Q: An employee may claim Rs. 7.00 for each km when he travels by taxi and Rs. 6.00 for each km if he drives his own car. If in one week he claimed Rs. 595 for traveling 90 km. How many kms did he travel by taxi ? 2328 0

  • 1
    55 kms
    Correct
    Wrong
  • 2
    35 kms
    Correct
    Wrong
  • 3
    25 kms
    Correct
    Wrong
  • 4
    65 kms
    Correct
    Wrong
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Answer : 1. "55 kms"
Explanation :

Answer: A) 55 kms Explanation: Let x and y be the respective km's travelled by man via taxi and by his own car.Given x + y = 90 => x = 90 - yBut according to the question,7x + 6y = 5957(90-y) + 6y = 595=> 630 - 7y + 6y = 595=> y = 630 - 595 = 35=> x = 90 - 35 = 55Therefore, the distance travelled by taxi is 55 kms.

Q: There are 44 students in a hostel, due to the administration,  15 new students has joined. The expense of the mess increase by Rs. 33 per day. While the average expenditure per head diminished by Rs. 3, what was the original expenditure of the mess ? 2284 0

  • 1
    Rs. 404
    Correct
    Wrong
  • 2
    Rs. 514
    Correct
    Wrong
  • 3
    Rs. 340
    Correct
    Wrong
  • 4
    Rs. 616
    Correct
    Wrong
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Answer : 4. "Rs. 616"
Explanation :

Answer: D) Rs. 616 Explanation: Let the average expenditure per head be Rs. pNow, the expenditure of the mess for old students is Rs. 44pAfter joining of 15 more students, the average expenditure per head is decreased by Rs. 3 => p-3Here, given the expenditure of the mess for (44+15 = 59) students is increased by Rs. 33Therefore, 59(p-3) = 44p + 3359p - 177 = 44p + 3315p = 210 => p = 14Thus, the expenditure of the mess for old students is Rs. 44p = 44 x 14 = Rs. 616.

Q: What Does My Name Mean, If my Mother is a Mathematician, and my Father is a Chemist. And they gave a Code to My Name as "Iron59". Crack my Name? 2270 0

  • 1
    Elix
    Correct
    Wrong
  • 2
    Alex
    Correct
    Wrong
  • 3
    Selix
    Correct
    Wrong
  • 4
    Felix
    Correct
    Wrong
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Answer : 4. "Felix"
Explanation :

Answer: D) Felix Explanation: Here my name "Iron59" means Felix. Since my father is a chemist he gave code Iron for Fe as chemical symbol for Iron is Fe and my mother is a mathematician she gave 59 for Lix as Roman word for 59 is Lix.   Hence my name is FELIX.

Q: स्मृति से बनी होती है 2261 1

  • 1
    कोशिकाओं की बड़ी संख्या
    Correct
    Wrong
  • 2
    तारों का सेट
    Correct
    Wrong
  • 3
    सर्किट का सेट
    Correct
    Wrong
  • 4
    इनमे से कोई भी नहीं
    Correct
    Wrong
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Answer : 1. "कोशिकाओं की बड़ी संख्या"
Explanation :

Answer: A) बड़ी संख्या में सेल स्पष्टीकरण: कंप्यूटिंग में, मेमोरी कंप्यूटर हार्डवेयर एकीकृत सर्किट को संदर्भित करता है जो कंप्यूटर में तत्काल उपयोग के लिए जानकारी संग्रहीत करता है। अधिकांश सेमीकंडक्टर मेमोरी को मेमोरी सेल या बिस्टेबल फ्लिप-फ्लॉप में व्यवस्थित किया जाता है, प्रत्येक एक बिट (0 या 1) को स्टोर करता है।

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